import java.util.ArrayList;
import java.util.List;

public class Test {
    public static void main(String[] args) throws InterruptedException {
        List<Student> students = new ArrayList<>();
        for (int i =0; i < 200 ;i++){
            students.add(new Student());
        }
        Thread.sleep(10000000); // 10000秒
    }
}
class Student {
    private byte[] big = new byte[1024*1024]; // 1M
}